How do you find the domain of f(x)=(2x-1)/(3-x)f(x)=2x−13−x?

1 Answer
Jim G.
Oct 1, 2017

x inRR,x!=3

Explanation:

The denominator of f(x) cannot be zero as this would make f(x) undefined. Equating the denominator to zero and solving gives the value that x cannot be.

"solve "3-x=0rArrx=3larrcolor(red)" excluded value"

"domain is "x inRR,x!=3

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